package com.peng.springcloud.filter;

import java.util.Date;
import lombok.extern.slf4j.Slf4j;
import org.springframework.cloud.gateway.filter.GatewayFilterChain;
import org.springframework.cloud.gateway.filter.GlobalFilter;
import org.springframework.core.Ordered;
import org.springframework.http.HttpStatus;
import org.springframework.stereotype.Component;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;

/**
 * @Author sp
 * @Description
 * @create 2021-02-24 10:04
 * @Modified By:
 */
@Component
@Slf4j
public class MyLogGateWayFilter implements GlobalFilter, Ordered
{

  @Override
  public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain)
  {
    log.info("***********come in MyLogGateWayFilter:  "+new Date());

    String uname = exchange.getRequest().getQueryParams().getFirst("uname");

    if(uname == null)
    {
      log.info("*******用户名为null，非法用户，o(╥﹏╥)o");
      exchange.getResponse().setStatusCode(HttpStatus.NOT_ACCEPTABLE);
      return exchange.getResponse().setComplete();
    }

    return chain.filter(exchange);
  }

  @Override
  public int getOrder()
  {
    return 0;
  }
}
